| Item | Index | results of testing | Individual judgment | ||
| Premium | First grade | Qualified product | |||
| appearance | Transparent liquid, no visible impurities | Transparent liquid, no visible impurities | Premium | ||
| Chromaticity, Hazen unit (platinum-diamond color number)≤ | 10 | 15 | 5 | Premium | |
| Density (ρ20), g/cm 3 | 0.909-0.811 | 0.808-0.812 | 0.809 | Premium | |
| N-Butanol content, % ≥ | 99.5 | 99.0 | 98.0 | 99.9 | Premium |
| Moisture, % ≤ | 0.1 | 0.2 | 0.02 | Premium | |
| (Acidity (as acetic acid), % ≤ | 0.003 | 0.005 | 0.01 | 0.001 | Premium |
| (Sulfuric acid color test (platinum cobalt color number)≤ | 20 | 40 | / | 5 | Premium |
| Evaporation residue,% ≤ | 0.003 | 0.005 | 0.01 | / | / |
| (Isobutanol, % (special index) | 0.15 | 0.07 | Premium | ||
| Butyl Butyrate, % | / | 0.01 | Premium | ||
Our company
SHANDONG SHING CHEMICAL CO., LTD.
is a professional company engaged in Chemicals for 15 years. Our factory is the biggest Chemicals company in north China. The main products include Refrigerant gas, Dme, Acetic Acid, formic acid, Caustic Soda Flake. Most of our products have international approvals, such as CE, DOT, KGS, SGS and REACH. Our good quality and perfect services help us earn a high reputation from clients in Europe, South America, the Middle East, Southeast Asia and Africa.
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